1 Human development is the scientific study of processes of change and stability.  The scientific study of human development began with studies of childhood during the nineteenth century.
verb (used with object), cultivated, cultivating. 1. to prepare and work on (land) in order to raise crops; till. 2. to use a cultivator on. 3. to promote or improve the growth of (a plant, crop, etc.) by labor and attention.
verb (used with object), captivated, captivating. 1. to attract and hold the attention or interest of, as by beauty or excellence; enchant: Her blue eyes and red hair captivated him. 2. Obsolete. to capture; subjugate. Origin of captivate.